WO2005015734A3 - Systeme d'amplificateur a gain variable - Google Patents
Systeme d'amplificateur a gain variable Download PDFInfo
- Publication number
- WO2005015734A3 WO2005015734A3 PCT/US2004/020637 US2004020637W WO2005015734A3 WO 2005015734 A3 WO2005015734 A3 WO 2005015734A3 US 2004020637 W US2004020637 W US 2004020637W WO 2005015734 A3 WO2005015734 A3 WO 2005015734A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- variable gain
- gain amplifier
- amplifier system
- gain
- tolerant
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
- H03F3/45098—PI types
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
- H03F3/45098—PI types
- H03F3/45107—Folded cascode stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers without distortion of the input signal
- H03G3/02—Manually-operated control
- H03G3/04—Manually-operated control in untuned amplifiers
- H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices
- H03G3/12—Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/294—Indexing scheme relating to amplifiers the amplifier being a low noise amplifier [LNA]
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/372—Noise reduction and elimination in amplifier
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45028—Indexing scheme relating to differential amplifiers the differential amplifier amplifying transistors are folded cascode coupled transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45466—Indexing scheme relating to differential amplifiers the CSC being controlled, e.g. by a signal derived from a non specified place in the dif amp circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45492—Indexing scheme relating to differential amplifiers the CSC being a pi circuit and the resistor being implemented by one or more controlled transistors
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04777161A EP1649596A4 (fr) | 2003-07-31 | 2004-06-28 | Systeme d'amplificateur a gain variable |
JP2006521844A JP2007500966A (ja) | 2003-07-31 | 2004-06-28 | 可変利得増幅器システム |
KR1020067002073A KR101061953B1 (ko) | 2003-07-31 | 2004-06-28 | 가변 이득 증폭기 시스템 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/632,032 | 2003-07-31 | ||
US10/632,032 US7084704B2 (en) | 2003-07-31 | 2003-07-31 | Variable gain amplifier system |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2005015734A2 WO2005015734A2 (fr) | 2005-02-17 |
WO2005015734A3 true WO2005015734A3 (fr) | 2005-06-16 |
Family
ID=34104257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/020637 WO2005015734A2 (fr) | 2003-07-31 | 2004-06-28 | Systeme d'amplificateur a gain variable |
Country Status (6)
Country | Link |
---|---|
US (2) | US7084704B2 (fr) |
EP (1) | EP1649596A4 (fr) |
JP (1) | JP2007500966A (fr) |
KR (1) | KR101061953B1 (fr) |
CN (1) | CN100474764C (fr) |
WO (1) | WO2005015734A2 (fr) |
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US7034606B2 (en) * | 2004-05-07 | 2006-04-25 | Broadcom Corporation | VGA-CTF combination cell for 10 Gb/s serial data receivers |
JP4406378B2 (ja) * | 2005-02-23 | 2010-01-27 | 株式会社ルネサステクノロジ | 送信機及びそれを用いた移動体通信端末 |
US7496339B2 (en) * | 2005-05-10 | 2009-02-24 | Skyworks Solutions, Inc. | Amplitude calibration element for an enhanced data rates for GSM evolution (EDGE) polar loop transmitter |
US8224265B1 (en) | 2005-06-13 | 2012-07-17 | Rf Micro Devices, Inc. | Method for optimizing AM/AM and AM/PM predistortion in a mobile terminal |
US7279937B2 (en) * | 2006-01-25 | 2007-10-09 | Lsi Corporation | Programmable amplitude line driver |
US7339402B2 (en) * | 2006-02-13 | 2008-03-04 | Texas Instruments Incorporated | Differential amplifier with over-voltage protection and method |
US7403071B2 (en) * | 2006-03-14 | 2008-07-22 | Freescale Semiconductor, Inc. | High linearity and low noise amplifier with continuously variable gain control |
US8548400B2 (en) * | 2006-05-31 | 2013-10-01 | Freescale Semiconductor, Inc. | System and method for polar modulation using power amplifier bias control |
US7689182B1 (en) * | 2006-10-12 | 2010-03-30 | Rf Micro Devices, Inc. | Temperature compensated bias for AM/PM improvement |
WO2008074147A1 (fr) * | 2006-12-21 | 2008-06-26 | Icera Canada ULC | Variation de puissance à norme edge au moyen d'un atténuateur à résistance logarithmique |
US7489195B2 (en) * | 2007-02-08 | 2009-02-10 | Mediatek Singapore Pte Ltd | Variable gain amplifying circuit |
TW200906055A (en) * | 2007-07-27 | 2009-02-01 | Rafael Microelectronics Inc | Low noise amplify |
US7592869B2 (en) * | 2007-09-17 | 2009-09-22 | Finisar Corporation | Variable gain amplifier having dual gain control |
US7944298B2 (en) * | 2007-12-18 | 2011-05-17 | Qualcomm, Incorporated | Low noise and low input capacitance differential MDS LNA |
US7973602B2 (en) * | 2009-05-06 | 2011-07-05 | Mindspeed Technologies, Inc. | Variable gain amplifier |
WO2010129065A2 (fr) * | 2009-05-06 | 2010-11-11 | Mindspeed Technologies, Inc. | Amplificateur à gain variable |
US9065402B2 (en) * | 2010-07-05 | 2015-06-23 | Dsp Group Ltd. | Apparatus and method for amplifying a signal from a transmitter |
EP2429075A1 (fr) * | 2010-09-13 | 2012-03-14 | Imec | Circuit amplificateur pour émetteur-récepteur de télémétrie |
CN102545850A (zh) * | 2010-12-15 | 2012-07-04 | 无锡华润上华半导体有限公司 | Pwm比较器及d类放大器 |
EP2472723B1 (fr) * | 2011-01-04 | 2015-12-16 | ams AG | Amplificateur doté d'un miroir de courant non linéaire |
US8447046B2 (en) | 2011-01-13 | 2013-05-21 | Issc Technologies Corp. | Circuit with three-stage of power-on sequence used for suppressing the pop noise in audio system |
US8461928B2 (en) | 2011-01-25 | 2013-06-11 | Provigent Ltd. | Constant-gain power amplifier |
US9026068B2 (en) * | 2013-05-28 | 2015-05-05 | Dsp Group Ltd. | Tunable system and method for tuning a system |
US9755587B1 (en) * | 2014-12-03 | 2017-09-05 | Skyworks Solutions, Inc. | Integrated RF limiter |
US10097908B2 (en) | 2014-12-31 | 2018-10-09 | Macom Technology Solutions Holdings, Inc. | DC-coupled laser driver with AC-coupled termination element |
US10044328B2 (en) | 2015-07-20 | 2018-08-07 | Macom Technology Solutions Holdings, Inc. | Transimpedance amplifier with bandwidth extender |
CN105656444A (zh) * | 2015-12-03 | 2016-06-08 | 上海斐讯数据通信技术有限公司 | 一种提高视频图形阵列面积利用率的装置 |
EP3507924A4 (fr) | 2016-08-30 | 2020-04-08 | MACOM Technology Solutions Holdings, Inc. | Pilote à architecture distribuée |
US10630052B2 (en) | 2017-10-04 | 2020-04-21 | Macom Technology Solutions Holdings, Inc. | Efficiency improved driver for laser diode in optical communication |
US11095264B2 (en) * | 2017-12-20 | 2021-08-17 | Dolby Laboratories Licensing Corporation | Configurable modal amplifier system |
US10924075B2 (en) | 2018-06-04 | 2021-02-16 | Analog Devices, Inc. | Variable gain amplifiers with output phase invariance |
US10651807B2 (en) | 2018-08-28 | 2020-05-12 | Qualcomm Incorporated | Complementary variable gain amplification |
FR3085564A1 (fr) * | 2018-09-05 | 2020-03-06 | Stmicroelectronics Sa | Amplificateur a gain variable incorpore dans une chaine de reception |
US10637422B1 (en) * | 2018-10-31 | 2020-04-28 | Nxp B.V. | Gain compensation for an open loop programmable amplifier for high speed applications |
CN109521833B (zh) * | 2018-11-09 | 2021-06-11 | 中电科思仪科技股份有限公司 | 一种用于任意波形发生器的宽带信号调理装置 |
US11005573B2 (en) | 2018-11-20 | 2021-05-11 | Macom Technology Solutions Holdings, Inc. | Optic signal receiver with dynamic control |
US10797665B2 (en) * | 2018-12-27 | 2020-10-06 | Synaptics Incorporated | Programmable gain amplifier systems and methods |
JP7306218B2 (ja) * | 2019-10-24 | 2023-07-11 | 住友電気工業株式会社 | 利得可変差動増幅回路 |
US11658630B2 (en) | 2020-12-04 | 2023-05-23 | Macom Technology Solutions Holdings, Inc. | Single servo loop controlling an automatic gain control and current sourcing mechanism |
CN112671350B (zh) * | 2020-12-28 | 2022-01-04 | 北京力通通信有限公司 | 低噪声大带宽放大器 |
US11463059B1 (en) | 2021-03-23 | 2022-10-04 | Marvell Asia Pte Ltd. | Systems and methods for linear variable gain amplifier |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5384501A (en) * | 1990-06-15 | 1995-01-24 | Kabushiki Kaisha Toshiba | Integration circuit including a differential amplifier having a variable transconductance |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4344044A (en) * | 1980-04-23 | 1982-08-10 | Rca Corporation | Gain-controlled amplifier utilizing variable emitter degeneration and collector load impedance |
JPH04211508A (ja) * | 1990-06-15 | 1992-08-03 | Toshiba Corp | 積分回路 |
JP3101688B2 (ja) * | 1992-03-04 | 2000-10-23 | ローム株式会社 | モニタ端子を有する読出回路およびこの回路を用いる磁気記録装置 |
GB9316869D0 (en) * | 1993-08-13 | 1993-09-29 | Philips Electronics Uk Ltd | Transmitter and power amplifier therefor |
JP3255073B2 (ja) * | 1997-03-07 | 2002-02-12 | 日本電気株式会社 | Agc回路 |
US6084471A (en) * | 1997-12-19 | 2000-07-04 | Nokia Mobile Phones | Soft-limiting control circuit for variable gain amplifiers |
JP4073152B2 (ja) * | 2000-06-30 | 2008-04-09 | 富士通株式会社 | 利得可変増幅器 |
US6504441B1 (en) * | 2000-11-08 | 2003-01-07 | Applied Micro Circuits Corporation | Voltage controlled oscillator with selectable frequency range |
US6570447B2 (en) * | 2001-05-25 | 2003-05-27 | Infineon Technologies Ag | Programmable logarithmic gain adjustment for open-loop amplifiers |
-
2003
- 2003-07-31 US US10/632,032 patent/US7084704B2/en not_active Expired - Lifetime
-
2004
- 2004-06-28 WO PCT/US2004/020637 patent/WO2005015734A2/fr active Search and Examination
- 2004-06-28 JP JP2006521844A patent/JP2007500966A/ja active Pending
- 2004-06-28 CN CNB2004800217573A patent/CN100474764C/zh not_active Expired - Fee Related
- 2004-06-28 EP EP04777161A patent/EP1649596A4/fr not_active Withdrawn
- 2004-06-28 KR KR1020067002073A patent/KR101061953B1/ko active IP Right Grant
-
2006
- 2006-02-02 US US11/346,040 patent/US7567122B2/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5384501A (en) * | 1990-06-15 | 1995-01-24 | Kabushiki Kaisha Toshiba | Integration circuit including a differential amplifier having a variable transconductance |
Non-Patent Citations (1)
Title |
---|
See also references of EP1649596A4 * |
Also Published As
Publication number | Publication date |
---|---|
EP1649596A2 (fr) | 2006-04-26 |
CN100474764C (zh) | 2009-04-01 |
KR101061953B1 (ko) | 2011-09-05 |
US7567122B2 (en) | 2009-07-28 |
WO2005015734A2 (fr) | 2005-02-17 |
CN1830139A (zh) | 2006-09-06 |
EP1649596A4 (fr) | 2006-10-04 |
JP2007500966A (ja) | 2007-01-18 |
US7084704B2 (en) | 2006-08-01 |
KR20060035786A (ko) | 2006-04-26 |
US20050024142A1 (en) | 2005-02-03 |
US20060125562A1 (en) | 2006-06-15 |
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